748256428 has 12 divisors (see below), whose sum is σ = 1386475272. Its totient is φ = 352120640.

The previous prime is 748256413. The next prime is 748256471. The reversal of 748256428 is 824652847.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5501818 + ... + 5501953.

It is an arithmetic number, because the mean of its divisors is an integer number (115539606).

Almost surely, 2^748256428 is an apocalyptic number.

It is an amenable number.

748256428 is a deficient number, since it is larger than the sum of its proper divisors (638218844).

748256428 is a wasteful number, since it uses less digits than its factorization.

748256428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11003792 (or 11003790 counting only the distinct ones).

The product of its digits is 860160, while the sum is 46.

The square root of 748256428 is about 27354.2762287727. The cubic root of 748256428 is about 907.8556877652.

The spelling of 748256428 in words is "seven hundred forty-eight million, two hundred fifty-six thousand, four hundred twenty-eight".